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Chapter 1 & 2 Review! Flashcards | StudBud
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Chapter 1 & 2 Review!
Chapter 1 & 2 Review!
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Review for Chapter 1 & 2 Exam #chemistry #phasechange #classificationofmatter
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
Which branch of chemistry studies chemistry within living organisms?
Inorganic
Biochemistry
Analytical
Organic
2
What is chemistry the study of?
Elements
Energy
Matter
Chemicals
3
Which of the following is a homogeneous mixture?
Steel
Salsa
Salt water
Chocolate Chip Cookies
4
The independent variable is....
The observed variable
Changed by the experimenter
The responding variable
The manipulated variable
5
Matter can be classified as
Elements and Compounds
Mixtures and Molecules
Solids and Liquids
Pure substances and Mixtures
6
When a substance goes from a liquid to a gas this is known as
Vaporization
Freezing
Condensation
Melting
7
A hypothesis is
An experimental way of collecting data
An "if, then" statement
A prediction before an experiment
An observation made about the world
8
Which of the following is NOT a pure substance?
Table sugar
The air we breathe
<p>A glass of water</p>
A bar of gold
9
Which phase of matter has particles with the least amount of energy?
Gas
Solid
Liquid
10
Which of the following lets you know a chemical reaction has occurred?
Change in odor
Bubbling
Production of heat
Change in color
11
Which type of chemists study chemistry to solve a problem?
True Chemists
Applied Chemists
Pure Chemists
Analytical Chemists
12
Baking a cake is an example of
A chemical change
A physical change
13
When a substance goes from a solid to a liquid this is known as
Vaporization
Freezing
Condensation
Melting
14
Which of the following is a heterogeneous mixture?
Salad Dressing
<p>Pool Water</p>
Koolaid
Chunky Peanut Butter
15
Which state of matter has particles that are far apart and move freely?
Gas
Solid
Liquid
16
Which of the following is NOT an example of an element?
Gold (Au)
Carbon (C)
Oxygen (O)
Water (H2O)
17
Freezing juice is an example of
A physical change
A chemical change
18
Which chemists study chemistry just to further their knowledge of chemistry?
Analytical chemists
Applied chemists
Biochemists
Pure chemists
19
Which branch of chemistry studies chemicals that DONT contain carbon?
Organic chemistry
Biochemistry
Inorganic chemistry
Analytical chemistry
20
Endothermic reactions occur when
Heat is released into the surroundings
Heat is absorbed from the surroundings
21
Which of the following is NOT an intensive property?
Conductivity
Color
Mass
Texture
22
The Law of Conservation of Mass states that
Matter undergoes chemical reactions
Matter is everywhere
All matter has mass
Matter cannot be created nor destroyed
23
What is matter?
Anything that has mass
Anything that has volume
Anything you can see
Anything you can feel
24
Chopping wood is an example of
A chemical change
A physical change
25
Another word for a homogeneous mixture is
A suspension
An emulsion
A combination
A solution
26
The independent variable is the
Responding variable
Changing variable
Constant
Manipulated variable
27
What is the first step of the scientific method?
Experiment
Observation
Theory
Hypothesis
28
Elements in compounds can only be separated through
They can never be separated
Chemical reactions
Distillation
Filtration
29
Which state of matter has a definite volume but takes that shape of its container?
Gas
Liquid
Solid
30
Bleaching clothes is an example of
A physical change
A chemical change
